1/*
2    SDL - Simple DirectMedia Layer
3    Copyright (C) 1997-2012 Sam Lantinga
4
5    This library is free software; you can redistribute it and/or
6    modify it under the terms of the GNU Library General Public
7    License as published by the Free Software Foundation; either
8    version 2 of the License, or (at your option) any later version.
9
10    This library is distributed in the hope that it will be useful,
11    but WITHOUT ANY WARRANTY; without even the implied warranty of
12    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
13    Library General Public License for more details.
14
15    You should have received a copy of the GNU Library General Public
16    License along with this library; if not, write to the Free
17    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
18
19    Sam Lantinga
20    slouken@libsdl.org
21*/
22#include "SDL_config.h"
23
24#ifndef _ALSA_PCM_audio_h
25#define _ALSA_PCM_audio_h
26
27#include <alsa/asoundlib.h>
28
29#include "../SDL_sysaudio.h"
30
31/* Hidden "this" pointer for the video functions */
32#define _THIS	SDL_AudioDevice *this
33
34struct SDL_PrivateAudioData {
35	/* The audio device handle */
36	snd_pcm_t *pcm_handle;
37
38	/* Raw mixing buffer */
39	Uint8 *mixbuf;
40	int    mixlen;
41};
42
43/* Old variable names */
44#define pcm_handle		(this->hidden->pcm_handle)
45#define mixbuf			(this->hidden->mixbuf)
46#define mixlen			(this->hidden->mixlen)
47
48#endif /* _ALSA_PCM_audio_h */
49